The Collaborative International Dictionary of English v.0.48:

Tom \Tom\, n.
   The knave of trumps at gleek. [Obs.]
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Tom \Tom\, n.
   1. A familiar contraction of Thomas, a proper name of a
      man.
      [Webster 1913 Suppl.]

   2. The male of certain animals; -- often used adjectively or
      in composition; as, tom turkey, tomcat, etc.
      [Webster 1913 Suppl.]

WordNet (r) 3.0 (2006):

Tom
    n 1: (ethnic slur) offensive and derogatory name for a Black man
         who is abjectly servile and deferential to Whites [syn:
         Tom, Uncle Tom]
    2: male cat [syn: tom, tomcat]
    3: male turkey [syn: turkey cock, gobbler, tom, tom
       turkey]

Moby Thesaurus II by Grady Ward, 1.0:

98 Moby Thesaurus words for "tom":
   Bantam, Cheshire cat, Chinchilla cat, Maltese cat, alley cat,
   banty, barn-door fowl, barnyard fowl, biddy, billy, billy goat,
   blue cat, boar, broiler, brooder, broody hen, bubbly-jock, buck,
   bull, bullock, calico cat, capon, cat, chanticleer, chick,
   chickabiddy, chicken, chicky, cock, cockerel, dog, domestic fowl,
   drake, duck, duckling, dunghill fowl, entire, entire horse, feline,
   fowl, fryer, game fowl, gander, gib, gib-cat, gobbler, goose,
   gosling, grimalkin, guinea cock, guinea fowl, guinea hen, hart,
   he-goat, hen, hen turkey, house cat, kit, kitling, kitten, kitty,
   kitty-cat, mouser, partlet, peacock, poulard, poult, poultry,
   pullet, puss, pussy, pussycat, ram, roaster, rooster, setting hen,
   silver cat, spring chicken, stag, stallion, steer, stewing chicken,
   stot, stud, studhorse, tabby, tabby cat, tiger cat, tom turkey,
   tomcat, top cow, top horse, tortoise-shell cat, tup, turkey,
   turkey gobbler, turkey-cock, wether



V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):

TOM
       T-Online Messenger (T-Online, IM)